Borlabs Cookie 3.3.4

IMPROVED Emails regarding failed package updates will no longer be sent if the failure was due to the unavailability of Borlabs Service.

IMPROVED Updated third-party dependencies, including the IAB TCF library to version 1.5.15.
ERROR RESOLVED Fixed a rare issue where the Legacy Importer failed to install a package and threw an error.
ERROR RESOLVED Fixed a rare issue where an email about a package update was sent despite email notifications being disabled.

IMPROVED Minor CSS improvements.